Endothelin Antagonist

Endothelin Antagonist by Huzhou Ouli Biotechnology acts as a lightening/whitening agent. It is a peptide compound that is enzymolyzed and separeted from the conchiolin protein of aquatic organism by bio-engineering technology. It shows outstanding anti-melanogenesis caused by the endothelin. It is non-poisonous, stable, non-irritant and non-allergic. It exhibits light- and heat resistance. Endothelin Antagonist is used in lightening preparations.